When it comes to industrial piping systems, Barrel Nipple Fittings ASTM A53 stand out as a critical component for ensuring secure, durable, and efficient connections. These fittings are designed to meet stringent industry standards and are widely used across various sectors, from water and oil systems to gas pipelines. This article provides an in-depth analysis of the product’s features, technical specifications, applications, and the company behind it, Hebei Gain Trading Co., Ltd..

Image: Barrel Nipple Fittings ASTM A53
Key Features and Advantages
The Barrel Nipple Fittings ASTM A53 are engineered to deliver exceptional performance in demanding environments. Here are some of their standout features:
- Material Variety: Available in carbon steel, alloy steel, and stainless steel, these fittings cater to diverse application needs, offering flexibility in corrosion resistance and strength.
- Compliance with Global Standards: Adhering to British Standard (BS21), DIN (DIN2999), and American Standard (ASTM A865-9), these fittings ensure compatibility with international piping systems.
- Hydraulic Testing: With a working pressure of up to 1.5 MPa and a test pressure of 2.5 MPa, they are designed for high-pressure applications without compromising safety.
- Temperature Resistance: Operating efficiently in temperatures ranging from -20°C to 120°C, these fittings are suitable for both cold and hot environments.
- Surface Finishes: Options include galvanized, electro-galvanized, and black finishes, enhancing durability and aesthetics.

Image: Galvanized Threaded Nipple
Technical Specifications
The Barrel Nipple Fittings ASTM A53 are available in a wide range of sizes and configurations, making them adaptable to various piping requirements. Below is a detailed specification table:
| Category | Details |
|---|---|
| Material | Carbon steel, Alloy steel, Stainless steel |
| Standards | BS21, DIN2999, ASTM A865-9 |
| Hydraulic Test | Working Pressure: Max 1.5 MPa | Test Pressure: Max 2.5 MPa |
| Temperature Range | -20°C to 120°C |
| Models | Half coupling/socket, Full coupling/socket |
| Surface Finish | Galvanized, Electro-galvanized, Normal black, Shining black |
| Size | OD: 1/8″ to 8″ | Wall Thickness: 0.5mm to 10mm |
| Schedules | SCH20, SCH30, SCH40, SCH80, SCH100, SCH120, SCH160, STD, XS, XXS, CLASS A, CLASS B, CLASS C |
| Series | Heavy series, Standard series, Medium series, Light series |
| Connection Type | Female |
| Certifications | ISO9001:2000, BV |

Image: Galvanized Threaded Nipple
Applications and Industry Use
The versatility of Barrel Nipple Fittings ASTM A53 makes them indispensable in numerous industries. Their primary applications include:
- Water and Oil Systems: These fittings are ideal for connecting pipes in water supply, drainage, and oil transportation networks.
- Gas Pipelines: Their high-pressure resistance ensures safe and reliable gas delivery in industrial and residential settings.
- Chemical Processing: The corrosion-resistant properties of stainless steel variants make them suitable for handling aggressive chemicals.
- HVAC Systems: Used in heating, ventilation, and air conditioning systems to maintain efficient fluid flow.
According to the National Institute of Standards and Technology (NIST), “Standardized components like these are critical for ensuring interoperability and safety in industrial systems.” This aligns with the Barrel Nipple Fittings ASTM A53‘s compliance with global standards, reinforcing their reliability.
Company Background: Hebei Gain Trading Co., Ltd.
Founded in 1997, Hebei Gain Trading Co., Ltd. has established itself as a leading supplier of industrial piping solutions. With a workforce of 300 employees, including 20 senior engineers and 50 senior technicians, the company combines technical expertise with a commitment to quality. Their product range includes flanges, valves, and high-pressure fittings, but the Barrel Nipple Fittings ASTM A53 remain a flagship offering.
The company’s global reach is evident in its export markets, which include the USA, Russia, Mexico, Canada, and numerous European countries. With an annual export volume of 150-200 container111s, Hebei Gain Trading emphasizes customer satisfaction through a 6-month warranty and a commitment to quality. As noted in their company profile, “We prioritize innovation and adaptability to meet the evolving needs of our clients.”
Customization and After-Sales Support
Hebei Gain Trading offers customization options to meet specific client requirements. For instance, customers can request galvanized steel pipe nipple or nipple barrel galv 15mm configurations, with a minimum order quantity of 10 tons per specification. The company also provides a mold opening fee, which is refunded once the cumulative export volume reaches 5 container111s.
After-sales service is another strength of the company. In the event of quality issues, customers are eligible for a full refund within six months of purchase. This commitment to quality assurance is a testament to their dedication to customer trust.
Conclusion
The Barrel Nipple Fittings ASTM A53 by Hebei Gain Trading Co., Ltd. exemplify the intersection of innovation, durability, and compliance. With their adherence to international standards, versatile applications, and robust after-sales support, these fittings are a reliable choice for industries worldwide. Whether you’re working on water systems, gas pipelines, or chemical processing, these components are designed to meet the highest standards of performance and safety.
For more information, visit Hebei Gain Trading Co., Ltd. or explore the Barrel Nipple Fittings ASTM A53 product page.
References
National Institute of Standards and Technology (NIST). “Standards and Measurements.” Retrieved from https://www.nist.gov/.
HEBEI GAIN TRADING CO.,LTD” is the subcomany of Hebei Wanda Malleable Iron Corp.,Ltd ,which was established in 1997.steel pipes We are leading & professional exporter & supplier of the registered “SZ” Brand malleable iron pipe fittings, our products can be used in various pipelines to convey gas,water,oil and so on.cast iron pipe It is of rich assotrments:banded,beaded,plain;galvanized and black;heavy type and light type.Size is from 1/4 to 6 inch.Standard:BS Standard,DIN Standard,American standard.galvanised steel pipe suppliers The company has acquired ISO9001, ISO14001 and OHSAS18001, certifications of UL and FM of America , CE of the EU , ABNT of Brazil , TSE of Turkey China Compulsory Certification and other certificates and honors, “Hebei Creditable Enterprise” since 1996 ,”Hebei province High-integrity Enterprise”since 2008, “the Famous Product in Hebei province” since 1996 ,”Famous Brand of Malleable Iron Pipe Fittings in China”since 2013, “China Well-known Trademark” in 2014.super blog